Each person has a different metabilism and diet
Answer:
ok :)
Explanation:
i'm an atheist but i'll keep that in mind
Answer:
a
Explanation:
A carcinogen is another way of describing a substance that can cause cancer, while a biopsy is a type of operation that examines a person's tissue to see if they have a certain disease. Hope this helps!
It is difficult to treat, and there are no treatments with proven effectiveness.